.TH SIMCONTR 1 "27 January 1992" .SH NAME simcontr \- shows the effect of simultaneous contrast .SH SYNOPSIS .B simcontr image xsize ysize .SH DESCRIPTION .B simcontr creates an unsigned char one band grey scale image of sizes xsize by ysize. The created pattern consists of two neighbouring squares one dark (left square) and one light (right square). The left one contains a smaller light square and the right one contains a darker square. .SH SEE\ ALSO grey(1) .SH COPYRIGHT N. Dessipris .SH AUTHOR N. Dessipris \- 27/02/1992